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1、UA741中文资料uA741M, uA741I, uA741C (单运放)是高增益运算放大器,用于军事,工业和商业应用. 这类单片硅集成电路器件提供输出短路保护和闭锁自由运作。这些类型还具有广泛的共同模式,差模信号范围和低失调电压调零能力与使用适当的电位。T - Offset rul 12 - iFivenin input3 - Hon-i nverting i nput4 - VCc5-Offsetnull 26 - Output T-Vcg+ 8-N.G.uA741M,uA741I,uA741C芯片引脚和工作说明:1和5为偏置(调零端),2为反相输入端,3为同相输入端,4接地,6为输出,7
2、接电源8空 脚温度等级Package 封装Part Number零件型号Temperature Range工作温度范围NDUA741C0C - +70CUA741I-40C - +105CUA741M-55C - +125C例如:UA741CNABSOLUTE MAXIMUM RATINGS 最大额定值Symbol符号Parameter 参数UA741MUA741IUA7 _单VCCSupply voltage 电源电压22VidDifferential Input Voltage 差分输入电压30ViInput Voltage输入电压15PtotPower Dissipation 功耗500
3、ToperOutput Short-circuit Duration 输出短路持续时间Infinite无限制Operating Free-air Temperature Range 工作温度-55 to +125-40 to +1050 toCTstgStorage Temperature Range 储存温度范围-65 to +150ELECTRICAL CHARACTERISTICS VCC = 15V, Tamb = +25C (unless otherwise specified)电气特性虚拟通道连接= 15V , Tamb = 25笆(除非另有说明)Symbol符号Parameter
4、 参数最小.曲型/、二最大.VioInput Offset Voltage (Rs 10KQ)输入失调电压-Tamb = +25C-15Tmin Tamb Tmax-6IioInput Offset Current输入失调电流Tamb = +25C-230Tmin Tamb Tmax-70IibInput Bias Current输入偏置电流Tamb = +25C-10100Tmin Tamb Tmax-200Large Signal Voltage Gain (Vo=10V, RL=2KQ)大信号电压增益AvdTamb = +25C50200-VTmin Tamb Tmax25-Supply
5、 Voltage Rejection Ratio (Rs 10KQ)电源电压抑制比SVRTamb = +25C7790-Tmin Tamb Tmax77-ICCSupply Current, no load 电源电流(空载)mATamb = +25C-1.72.8Tmin Tamb Tmax-3.3VicmInput Common Mode Voltage Range 输入共模电压范围VTamb = +25C12-Tmin Tamb Tmax12-CMRCommon Mode Rejection Ratio (RS 10KQ)共模抑制比dBTamb = +25C7090-Tmin Tamb T
6、max70-IOSOutput short Circuit Current 输出短路电流102540mAVoppOutput Voltage Swing 输出电压摆幅Tamb=+25CRL=10KQ1214-VRL=2KQ1013-TminTambTmaxRL=10KQ12-RL=2KQ10-SRSlew Rate Vi = 10V,RL=2KQ,CL=100pF,unity Gain 转换率单位增益0.250.5-V/pstrRise Time Vi = 20mV, RL =2KQ,CL = 100pF, unity Gain上升时间单位增益-0.3-MsKovOvershoot Vi =
7、20mV,RL=2KQ,CL=100pF,unityGain超虚拟单位增益-5-%RiInput Resistance 输入阻抗0.32-MQGBPGain Bandwith Product Vi = 10mV, RL =2KQ,CL = 100pF, f =100kHz 带宽增益0.71-MHzTHDTotal Harmonic Distortion f = 1kHz, Av = 20dB, RL=2KQ,Vo=2Vpp, CL=100pF,Tamb=+25C 总谐 波失真-0.06-%enEquivalent Input Noise Voltage f=1kHz,Rs=100Q等效输入噪声电压-23-业VHz0 mPhase Margin相位裕度-50-DegreesUA741/ LM741应用电路:12V Battery Monitor*5GA + 30V图7低功耗放大器图6 12V的电池监视器I图8 741驱动三极管的5瓦功率放大器LDR1+ 12 VI3 L -d Op-Amp220UFRS 4-70NC NO1?V DCK1:SRIC1 =LM3 11图10夜间自动感光电路图o +5 Vdc图11声音探测器图12数字/模拟输出接口电路Auto-Fancilt10fiF25+12V(C) Tony van Roon
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